Crate quantrs2_circuit 

QuantRS2-Circuit

Quantum circuit representation and DSL for the QuantRS2 framework.

This crate provides a comprehensive toolkit for creating, manipulating, and analyzing quantum circuits with a fluent API and modern Rust patterns.

Recent Updates (v0.1.0-rc.1)

• Enhanced code quality with clippy warning fixes
• Refined SciRS2 v0.1.0-rc.2 integration with unified patterns
• Enhanced graph-based circuit optimization algorithms (60+ strategies)
• Improved hardware-aware compilation with SciRS2 graph algorithms
• Comprehensive policy documentation for quantum circuit development
• Added refactoring recommendations for large modules

Features

• 50,055 lines of production Rust code
• 237 test functions providing comprehensive coverage
• 16 example programs demonstrating key features
• Type-safe circuit construction with const generics
• Fluent builder API for intuitive circuit creation
• QASM 2.0 / 3.0 import and export
• Circuit optimization passes (60+ strategies)
• Hardware-aware transpilation for IBM, Google, Rigetti
• SciRS2-powered performance analysis and profiling
• Advanced debugging and verification tools

Module Organization

• Core: builder, classical, measurement
• Optimization: optimization, optimizer, graph_optimizer
• Hardware: transpiler, routing, pulse, crosstalk
• Analysis: profiler, debugger, equivalence, validation
• Advanced: synthesis, zx_calculus, tensor_network, topological

Modules

buffer_manager

Centralized Memory Buffer Management for Large Quantum Circuits

builder

Builder types for quantum circuits.

circuit_cache

Circuit caching for repeated execution

classical

Classical control flow support for quantum circuits

commutation

Commutation analysis for quantum gate reordering.

crosstalk

Cross-talk aware scheduling for quantum circuits

dag

Directed Acyclic Graph (DAG) representation for quantum circuits.

debugger

Quantum circuit debugger with SciRS2 visualization tools

distributed

Distributed Circuit Execution Framework

equivalence

Circuit equivalence checking algorithms with SciRS2 numerical tolerance

fault_tolerant

Fault-tolerant quantum circuit compilation

formatter

Quantum circuit formatter with SciRS2 code analysis for consistent code style

graph_optimizer

Graph-based circuit optimizer using SciRS2 algorithms

linter

Quantum circuit linter using SciRS2 pattern matching for code quality analysis

measurement

Mid-circuit measurement and feed-forward support

ml_optimization

Machine Learning-based circuit optimization

noise_models

Hardware noise model integration for quantum circuits

optimization

Advanced circuit optimization module

optimizer

Quantum circuit optimization passes

photonic

Photonic quantum circuit support

prelude

profiler

Advanced quantum circuit profiler using SciRS2 performance metrics

pulse

Pulse-level control for quantum circuits

qasm

OpenQASM 3.0 import/export functionality

qc_co_optimization

Quantum-Classical Co-optimization Framework

resource_estimator

Resource estimator using SciRS2 complexity analysis

routing

Circuit routing algorithms for mapping logical qubits to physical qubits

scirs2_benchmarking

SciRS2 statistical tools for circuit benchmarking

scirs2_cross_compilation_enhanced

Enhanced Cross-Compilation with Advanced SciRS2 IR Tools

scirs2_integration

SciRS2 graph algorithms integration for circuit analysis

scirs2_ir_tools

SciRS2 Intermediate Representation Tools

scirs2_matrices

SciRS2 sparse matrix integration for gate representations

scirs2_optimization

SciRS2 optimization integration for parameter tuning

scirs2_pulse_control_enhanced

Enhanced Quantum Pulse Control with Advanced SciRS2 Signal Processing

scirs2_qasm_compiler_enhanced

Enhanced QASM Compiler with Advanced SciRS2 Parsing Tools

scirs2_similarity

Circuit similarity metrics using SciRS2

scirs2_transpiler_enhanced

Enhanced Quantum Circuit Transpiler with Advanced SciRS2 Graph Optimization

simulator_interface

Efficient circuit-to-simulator interfaces

slicing

Circuit slicing for parallel execution.

synthesis

Unitary synthesis module

tensor_network

Tensor network compression for quantum circuits

topological

Topological quantum circuit support

topology

Enhanced topological sorting and dependency analysis for quantum circuits.

transpiler

Enhanced Device-specific transpiler with SciRS2 Graph Optimization

validation

Circuit validation for different quantum backends

verifier

Circuit verifier with SciRS2 formal methods for correctness checking

vqe

Variational Quantum Eigensolver (VQE) circuit support

zx_calculus

ZX-calculus optimization for quantum circuits

Macros

circuit

Constructs a quantum circuit with a fixed number of qubits

quantum

Provides a DSL for constructing quantum circuits

qubits

Creates a qubit set for quantum operations